Alcohol-free fountain solution
A technology of alcohol fountain solution and antifreeze, which is applied in the field of printing fountain solution, which can solve the problems of high emission of volatile organic compounds, failure to meet export standards, high material cost, etc., and achieve low VOC emission and low soluble element content Low, little environmental pollution effect
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[0017] A preparation method of alcohol-free fountain solution, comprising the following steps:
[0018] (1), each raw material is weighed by mass percentage;
[0019] (2), adding each raw material into water in turn, stirring evenly to obtain a mixture;
[0020] (3), the mixture is left to stand for several hours, and then packaged to obtain the finished product;
[0021] (4), the finished product is tested, and after passing the test, it is packaged and stored.
Embodiment 1
[0023] An alcohol-free fountain solution, which is composed of the following substances according to mass percentage: 30% water, 0.5% sodium hydroxide, 1% sodium nitrate, 1% sodium citrate, 1% sorbitol, 0.5% preservative, Ethylene glycol tert-butyl ether 40%, surfactant 3%, defoamer 0.7%, citric acid monohydrate 0.8%, glycerin 13.5%, antifreeze 8%.
Embodiment 2
[0025] An alcohol-free fountain solution, which is composed of the following substances according to mass percentage: 25% water, 1% sodium hydroxide, 2% sodium nitrate, 2% sodium citrate, 2% sorbitol, 0.3% preservative, Ethylene glycol tert-butyl ether 43%, surfactant 4%, defoamer 1.7%, citric acid monohydrate 1%, glycerin 8%, antifreeze 10%.
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